| 摘要 |
PROBLEM TO BE SOLVED: To provide a slot machine capable of changing a sense of expectancy with respect to imparting of a privilege, even when presented performances are identical to each other.SOLUTION: The slot machine, which imparts a privilege by mission accomplishment, can perform mutual control among a plurality of states with different mission accomplishment ratios through operation procedures. Operation procedures for performing control to the state with a high mission accomplishment ratio are reported when control to a state with the low mission accomplishment ratio is performed during the execution of the mission. |
